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【判断题】
在数据库设计过程中,为减少数据冗余,凡能通过已经列计算所得的数据一般不再提供列存储。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】In order to cope with most illnesses, the author thinks that people will have to do all of the following except ______.
A.
find more curative rays
B.
produce more curative drugs
C.
develop more powerful diagnostic instruments
D.
see through five inches of living flesh as least
【单选题】From the passage, we learn people will have to keep working until their mid-70s because of ______.
A.
overall improvement of people's health condition
B.
old people's high qualification
C.
the lack of young employees
D.
the great need for more employees by new economy
【简答题】A．Over 87,000 workers will lose their jobs in auto companies. B．Many people will have to say bye-bye to their high salaries. C．The employees' laid-off has a great impact on the American business. D．Am...
【简答题】A．Over 87,000 workers will lose their jobs in auto companies. B．Many people will have to say bye-bye to their high salaries. C．The employees' laid-off has a great impact on the American business. D．Am...
【单选题】In another 25 years people will have to keep working as full-time employees until their mid- 70s if health permits.
A.
Y
B.
N
C.
NG
【单选题】Many teakettles whistle when the ______ starts to boil.
A.
containing water inside
B.
water contained inside
C.
water containing inside
D.
contain water
【简答题】浔阳地僻无音乐,终岁不闻丝竹声。
【单选题】以下修辞方法判断不正确的一项是：
A.
浔阳地僻无音乐，终岁不闻丝竹声。(借代)
B.
羌笛何须怨杨柳，春风不度玉门关。(拟人)
C.
昔闻洞庭水，今上岳阳楼。(对偶)
D.
嘈嘈切切错杂弹，大珠小珠落玉盘。(夸张)
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